Area of Triangles and Parallelograms

Area of a Parallelogram, Triangle, trapezoid and a kite review

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Waring

Teach area in class and students must be in 6th grade or higher to do

Open Ended

Do you know the formula for a parallelogram? If yes what is the formula?

Area for a parallelogram

Poll

What is the formula for a triangle/kite?

• Area = base times height divided by 2

• Area = base 1 +base 2 divided by 2 x height

• Are = base times height

Area for a triangle/kite

Open Ended

What do you think is the area of a trapezoid

Area for a trapezoid

Area =base 1 + base 2 divided by 2 x height

Multiple Choice

Find the area

• 20 m³

• 20 m²

• 18 m

• 10 m²

Multiple Choice

Find the area

ignore the dot

The measurement is in inches

• 30 m²

• 30 in ³

• 80 m¹⁰

• 30 in ²

Fill in the Blanks

Multiple Select

Find the area and check which ones are wrong

• 22.5 in ²

• 22.5 m²

• 34

• 22.5 m

Rating

0 correct - try again or your not in 6th grade or higher

1-2 correct - you’ll get it

3 correct - great job

4 correct - you did a perfect job and you studied